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High Pressure Boiler Tube ASTM A335- 20G, 12Cr, P5, P9, P11

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The raw materials of products come from well-known steel factory in China. Every production process strictly implements the ISO management system to ensure the good quality of each steel pipe.

Product Description


Product NameSeamless Steel Pipe, Linepipe, Casing/Tubing, Boiler pipe
Outer Diameter21.3mm-609.6mm
Wall thickness2.77mm-45.24mm
LengthSingle random length/Double random length/R1/R2/R3
StandardAPI SPEC 5L, ASTM A106/A106M, ASTM A53/A53M, ASTM A333/A333M, JIS G3444, JIS G3454,
STPG370, STPG410, JIS G3455, JIS G3456, API SPEC 5CT/API 5B, ASTM A335/A335M
MaterialGr.B, X42, X52, X60, X65, X70, X80, Gr.C, Gr.A, Gr.6, STK290, STK400, STK490, STK500, STK540, STS370,
STS410, STS480, STPT370, STPT410, STPT480, K55, J55, L80, N80, P110, Q125, P5, P9, P11, P12, P21, P22, P23
Section ShapeRound Hollow
TechniqueHot rolling, cold drawing, hot expanding
EndsPlain end/Beveled, thread/coupling, protected by plastic caps
Surface Treatment1. Varnish coating/oil
2. 3LPE, 3PP, FBE
3. Galvanized
4. Which client request
Packing6" and below in bundle, 8" and above bare in loose, plastic packaging
MOQ5 Metric tons
OriginTianjin & Hebei ,China
CertificatesISO9001, ISO14001, ISO18001, API 5L, API 5CT, CE, JIS
Delivery TimeUsually within 10-45 days after receipt of down payment (Big Qty shall be further discussed)
Product ApplicationFluid, oil, petroleum, gas, water, steam, onshore, offshore, aboveground, underground, Structural


Boiler Tube ASTM A335 Seamless Steel Pipe